Cognomen ขวัญชัยพัฒน์ (ขวัญชัยพัฒน์ 
) , all around the world, is an extremely rare surname. The family name ขวัญชัยพัฒน์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, ขวัญชัยพัฒน์ is the forename as well as the last name.